Debating History: Debates on the 9/11 Attacks
Paranormal Investigations: Aliens, UFOs, and Unexplained Encounters
Understanding the Paranormal: Investigating Bigfoot, the Loch Ness Monster, and Other Cryptids
Crime Scene Investigations: The John F. Kennedy Assassination: The Shooting That Shook America
Terrorism in the 21st Century: Causes and Effects: Investigating the Boston Marathon Bombings
Understanding the Paranormal: Investigating Angels and Demons
The Need to Know Library: Everything You Need to Know About Fake News and Propaganda
Climate Change: An Encyclopedia of Science, Society, and Solutions
Making Headlines: The World's Most Shocking Secrets and Mysteries
Disasters and Tragic Events: An Encyclopedia of Catastrophes in American History
Mysteries of History: Mystery of Atlantis
Mystery Hunters: The Bermuda Triangle and Other Danger Zones
Secret Societies and Clubs in American History
Global Viewpoints: Extreme Weather Events
Mysteries of History: Mystery of Area 51
Special Reports: Ebola Outbreak